Home / 657,251.40-985,877.10-236,472.60

Finding the Fourth Proportional to 657,251.40, 985,877.10 and 236,472.60

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Solution

The fourth proportional to 657,251.40, 985,877.10 and 236,472.60 is: 354,708.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,251.40 : 985,877.10 = 236,472.60 : x
  2. Step 2: Convert to fraction form
    657,251.40/985,877.10 = 236,472.60/x
  3. Step 3: Cross multiply
    657,251.40x = 985,877.10 × 236,472.60
  4. Step 4: Simplify right side
    657,251.40x = 233,132,921,117.46
  5. Step 5: Solve for x
    x = 233,132,921,117.46/657,251.40
  6. Step 6: Final answer
    x = 354,708.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.